OpenDroneMap-ODM/modules/odm_cleanmesh/src/main.cpp

115 wiersze
3.7 KiB
C++

#include <iostream>
#include <string>
#include <fstream>
#include <vtkPolyDataConnectivityFilter.h>
#include <vtkSmartPointer.h>
#include <vtkPLYReader.h>
#include <vtkPLYWriter.h>
#include <vtkAlgorithmOutput.h>
#include <vtkQuadricDecimation.h>
#include "CmdLineParser.h"
#include "Logger.h"
Logger logWriter;
cmdLineParameter< char* >
InputFile( "inputFile" ) ,
OutputFile( "outputFile" );
cmdLineParameter< int >
DecimateMesh( "decimateMesh" );
cmdLineReadable
RemoveIslands( "removeIslands" ) ,
Verbose( "verbose" );
cmdLineReadable* params[] = {
&InputFile , &OutputFile , &DecimateMesh, &RemoveIslands, &Verbose ,
NULL
};
void help(char *ex){
std::cout << "Usage: " << ex << std::endl
<< "\t -" << InputFile.name << " <input polygon mesh>" << std::endl
<< "\t -" << OutputFile.name << " <output polygon mesh>" << std::endl
<< "\t [-" << DecimateMesh.name << " <target number of vertices>]" << std::endl
<< "\t [-" << RemoveIslands.name << "]" << std::endl
<< "\t [-" << Verbose.name << "]" << std::endl;
exit(EXIT_FAILURE);
}
void logArgs(cmdLineReadable* params[], Logger& logWriter){
logWriter("Running with parameters:\n");
char str[1024];
for( int i=0 ; params[i] ; i++ ){
if( params[i]->set ){
params[i]->writeValue( str );
if( strlen( str ) ) logWriter( "\t--%s %s\n" , params[i]->name , str );
else logWriter( "\t--%s\n" , params[i]->name );
}
}
}
int main(int argc, char **argv) {
cmdLineParse( argc-1 , &argv[1] , params );
if( !InputFile.set || !OutputFile.set ) help(argv[0]);
if( !RemoveIslands.set && !DecimateMesh.set ) help (argv[0]);
logWriter.verbose = Verbose.set;
// logWriter.outputFile = "odm_cleanmesh_log.txt";
logArgs(params, logWriter);
vtkSmartPointer<vtkPLYReader> reader =
vtkSmartPointer<vtkPLYReader>::New();
reader->SetFileName ( InputFile.value );
reader->Update();
vtkPolyData *nextOutput = reader->GetOutput();
vtkSmartPointer<vtkPolyDataConnectivityFilter> connectivityFilter =
vtkSmartPointer<vtkPolyDataConnectivityFilter>::New();
connectivityFilter->SetExtractionModeToLargestRegion();
vtkSmartPointer<vtkQuadricDecimation> decimationFilter =
vtkSmartPointer<vtkQuadricDecimation>::New();
if (RemoveIslands.set){
logWriter("Removing islands\n");
connectivityFilter->SetInputData(nextOutput);
connectivityFilter->Update();
nextOutput = connectivityFilter->GetOutput();
}
if (DecimateMesh.set){
logWriter("Decimating mesh\n");
int vertexCount = nextOutput->GetNumberOfPoints();
logWriter("Current vertex count: %d\n", vertexCount);
logWriter("Wanted vertex count: %d\n", DecimateMesh.value);
if (vertexCount > DecimateMesh.value){
double targetReduction = 1.0 - static_cast<double>(DecimateMesh.value) / static_cast<double>(vertexCount);
logWriter("Target reduction set to %f\n", targetReduction);
decimationFilter->SetTargetReduction(targetReduction);
decimationFilter->SetInputData(nextOutput);
decimationFilter->Update();
nextOutput = decimationFilter->GetOutput();
}else{
logWriter("Skipping decimation\n");
}
}
logWriter("Saving cleaned mesh to file... \n");
vtkSmartPointer<vtkPLYWriter> plyWriter =
vtkSmartPointer<vtkPLYWriter>::New();
plyWriter->SetFileName(OutputFile.value);
plyWriter->SetFileTypeToBinary();
plyWriter->SetInputData(nextOutput);
plyWriter->Write();
logWriter("OK\n");
}